diff --git a/Makefile.inc b/Makefile.inc
index d5ef301..3e28709 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -639,7 +639,7 @@
 board_id-type := raw
 
 $(obj)/board_id:
-	printf "$(CONFIG_BOARD_ID_STRING)" > $@
+	printf $(CONFIG_BOARD_ID_STRING) > $@
 
 JENKINS_PAYLOAD=none
 what-jenkins-does: